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Home > Line Card > Knowles Syfer > Capacitors > Ceramic Capacitors
Knowles Syfer

Knowles Syfer

- Knowles Syfer (formerly Syfer Technology Limited) is a premier global manufacturer renowned for innovative application specific high-voltage, Hi-Q RF MLCCs and thru-hole/SMT EMI suppression filters. Our comprehensive product range includes; MLCCs include RF/Microwave/ultra-low ESR, high voltage to 12 k VDC, 250 VAC ratings, safety certified SMDs as well as space-grade parts. Our patented StackiCap™ is a unique capacitor assembly designed to achieve high capacitance and high voltage.
Syfer’s EMI filter lineup has SMD feed through capacitors rated to 3 A, SMD C and Pi filters rated to 20 A and X2Y® technology.
The broad Syfer AEC Q200 qualified family features both surface mount EMI filters and high-voltage MLCCs focused on the HEV and EV automotive market.
Worldwide manufacturing operations include a brand new facility in Suzhou, China, equipped with modern equipment to assure consistent, high quality products to meet the growing needs of our global markets.
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Product List

1812J0250330FCT Image
  • Part#:1812J0250330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 1812
  • In Stock:43929
$0.852/pcsRFQ
1210J1000271GCR Image
  • Part#:1210J1000271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1210
  • In Stock:75661
$0.279/pcsRFQ
2225J2000474JXT Image
  • Part#:2225J2000474JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 200V X7R 2225
  • In Stock:26985
$1.117/pcsRFQ
1111Y5000151KUT Image
  • Part#:1111Y5000151KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1111
  • In Stock:5344
 RFQ
1825J0630125KXR Image
  • Part#:1825J0630125KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 63V X7R 1825
  • In Stock:37655
$0.901/pcsRFQ
2220J2000153JXR Image
  • Part#:2220J2000153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 2220
  • In Stock:53462
$0.735/pcsRFQ
1825J2000333JXT Image
  • Part#:1825J2000333JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V X7R 1825
  • In Stock:35680
$0.862/pcsRFQ
1808Y2K50220GCR Image
  • Part#:1808Y2K50220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2.5KV C0G/NP0 1808
  • In Stock:119438
$0.188/pcsRFQ
1206J1008P20BCT Image
  • Part#:1206J1008P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 1206
  • In Stock:80863
$0.255/pcsRFQ
0603Y1001P00DAT Image
  • Part#:0603Y1001P00DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 100V C0G/NP0 0603
  • In Stock:299936
$0.077/pcsRFQ
1825Y0250272KCT Image
  • Part#:1825Y0250272KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 1825
  • In Stock:40059
$0.837/pcsRFQ
0603J2001P40BUT Image
  • Part#:0603J2001P40BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 200V C0G/NP0 0603
  • In Stock:176589
$0.114/pcsRFQ
1812J1000153GFT Image
  • Part#:1812J1000153GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V C0G 1812
  • In Stock:38034
$0.966/pcsRFQ
0603Y0501P40DQT Image
  • Part#:0603Y0501P40DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 50V C0G/NP0 0603
  • In Stock:262784
$0.091/pcsRFQ
1812J2000472KAR Image
  • Part#:1812J2000472KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1812
  • In Stock:79983
$0.444/pcsRFQ
2225J2K50470GCR Image
  • Part#:2225J2K50470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2.5KV C0G/NP0 2225
  • In Stock:27775
$1.158/pcsRFQ
1206Y0630151GFR Image
  • Part#:1206Y0630151GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1206
  • In Stock:91543
$0.226/pcsRFQ
0603Y100P680CFT Image
  • Part#:0603Y100P680CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 100V C0G/NP0 0603
  • In Stock:192243
$0.106/pcsRFQ
1812J5000390JDR Image
  • Part#:1812J5000390JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V X7R 1812
  • In Stock:56564
$0.36/pcsRFQ
1812J2000391GCR Image
  • Part#:1812J2000391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1812
  • In Stock:71861
$0.478/pcsRFQ
2220J0500683FFT Image
  • Part#:2220J0500683FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V C0G/NP0 2220
  • In Stock:5965
$5.663/pcsRFQ
2225Y5K00120GCR Image
  • Part#:2225Y5K00120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 5KV C0G/NP0 2225
  • In Stock:39670
$0.804/pcsRFQ
1210Y0250560KCR Image
  • Part#:1210Y0250560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 1210
  • In Stock:138353
$0.157/pcsRFQ
1206J0250122MDT Image
  • Part#:1206J0250122MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V X7R 1206
  • In Stock:193871
$0.106/pcsRFQ
1206J2500473MXR Image
  • Part#:1206J2500473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 250V X7R 1206
  • In Stock:180035
$0.111/pcsRFQ
1825J1K20122KCT Image
  • Part#:1825J1K20122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV C0G 1825
  • In Stock:45596
$0.814/pcsRFQ
1812Y0160105MDT Image
  • Part#:1812Y0160105MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 16V X7R 1812
  • In Stock:57771
$0.625/pcsRFQ
0805J0630390JCT Image
  • Part#:0805J0630390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 0805
  • In Stock:358261
$0.059/pcsRFQ
2225Y1000330FCR Image
  • Part#:2225Y1000330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 2225
  • In Stock:10531
$3.029/pcsRFQ
2220Y0100123JXR Image
  • Part#:2220Y0100123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V X7R 2220
  • In Stock:41484
$0.822/pcsRFQ
1808J0630560FFT Image
  • Part#:1808J0630560FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 1808
  • In Stock:63466
$0.553/pcsRFQ
1825J5000273MXT Image
  • Part#:1825J5000273MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 500V X7R 1825
  • In Stock:67094
$0.513/pcsRFQ
1812Y5000222KDR Image
  • Part#:1812Y5000222KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 1812
  • In Stock:97143
$0.378/pcsRFQ
1206Y0630561KAR Image
  • Part#:1206Y0630561KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 1206
  • In Stock:174628
$0.127/pcsRFQ
1210Y5000562MDR Image
  • Part#:1210Y5000562MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 1210
  • In Stock:149676
$0.144/pcsRFQ
1825Y5000151GCR Image
  • Part#:1825Y5000151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1825
  • In Stock:29598
$1.22/pcsRFQ
1808J0506P80DFT Image
  • Part#:1808J0506P80DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 1808
  • In Stock:102572
$0.215/pcsRFQ
0805J2003P30BAT Image
  • Part#:0805J2003P30BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 200V C0G/NP0 0805
  • In Stock:74633
$0.272/pcsRFQ
1825Y0630391JCR Image
  • Part#:1825Y0630391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 1825
  • In Stock:38169
$0.804/pcsRFQ
1210J1K20472KXT Image
  • Part#:1210J1K20472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.2KV X7R 1210
  • In Stock:170045
$0.133/pcsRFQ
1210J0160824MDT Image
  • Part#:1210J0160824MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 1210
  • In Stock:90517
$0.369/pcsRFQ
2225Y1000470JFT Image
  • Part#:2225Y1000470JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 2225
  • In Stock:27168
$1.331/pcsRFQ
2220J1000152JFT Image
  • Part#:2220J1000152JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 2220
  • In Stock:38543
$0.985/pcsRFQ
0603J2500270GUT Image
  • Part#:0603J2500270GUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 0603
  • In Stock:72682
$0.294/pcsRFQ
1210Y5000820JAR Image
  • Part#:1210Y5000820JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V C0G/NP0 1210
  • In Stock:124037
$0.175/pcsRFQ
1808Y1000391JCT Image
  • Part#:1808Y1000391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1808
  • In Stock:145139
$0.144/pcsRFQ
1812Y0160123GCR Image
  • Part#:1812Y0160123GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 1812
  • In Stock:54536
$0.659/pcsRFQ
1812Y0630391GFR Image
  • Part#:1812Y0630391GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 1812
  • In Stock:45789
$0.741/pcsRFQ
0805Y0250121FCT Image
  • Part#:0805Y0250121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 0805
  • In Stock:111563
$0.204/pcsRFQ
2225J6300102GCR Image
  • Part#:2225J6300102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V C0G/NP0 2225
  • In Stock:25376
$1.338/pcsRFQ
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